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WELLINGTON MANAGEMENT GROUP LLP: AMGN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of WELLINGTON MANAGEMENT GROUP LLP on AMGN, newest first. How the timeline and the estimate are built.

WELLINGTON MANAGEMENT GROUP LLP held 2,742,271 AMGN shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 2,742,271 shares
    Change vs previous 13F +2,514,254 shares

    0.17% of the 13F portfolio, value $993,031,174.

    13F-HR 0000902219-26-000311 filed by WELLINGTON MANAGEMENT GROUP LLP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 228,017 shares
    Change vs previous 13F -42,196 shares

    0.01% of the 13F portfolio, value $80,227,782.

    13F-HR 0000902219-26-000209 filed by WELLINGTON MANAGEMENT GROUP LLP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 270,213 shares
    Change vs previous 13F +173,250 shares

    0.02% of the 13F portfolio, value $88,443,416.

    13F-HR 0000902219-26-000103 filed by WELLINGTON MANAGEMENT GROUP LLP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 96,963 shares
    Change vs previous 13F -46,504 shares

    <0.01% of the 13F portfolio, value $27,362,958.

    13F-HR 0000902219-25-000462 filed by WELLINGTON MANAGEMENT GROUP LLP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 143,467 shares
    Change vs previous 13F -113,691 shares

    0.01% of the 13F portfolio, value $40,057,421.

    13F-HR 0000902219-25-000356 filed by WELLINGTON MANAGEMENT GROUP LLP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 257,158 shares
    Change vs previous 13F -36,517 shares

    0.02% of the 13F portfolio, value $80,117,576.

    13F-HR 0000902219-25-000242 filed by WELLINGTON MANAGEMENT GROUP LLP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F/A 293,675 shares
    Change vs previous 13F +54,321 shares

    0.01% of the 13F portfolio, value $76,543,451.

    13F-HR 0000902219-25-000131 filed by WELLINGTON MANAGEMENT GROUP LLP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 239,354 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $77,122,252.

    13F-HR 0000902219-24-000498 filed by WELLINGTON MANAGEMENT GROUP LLP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).